Internal Medicine Doctors in Massachusetts
Data updated monthly · Last refresh October 2026
6,796 Internal Medicine providers practice in Massachusetts, including 1,960 (29%) offering telehealth. The largest concentration is in Boston. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
6,796providers
1,960telehealth
Bostontop city
Internal Medicine by city in Massachusetts
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Internal Medicine providers in Massachusetts
Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Paawan Punjabi, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 667-7000 Dr. Paige Szymanowski, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 667-7000 Dr. Pakin Lalitnithi, M.D. Dr. Pamela Ali, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 643-2132 Dr. Pascale Carbonara, M.D.Boston, MA · $107 in drug and device payments (2025) · Telehealth ·
(617) 421-2144 Dr. Patricia Gibbons, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 724-8058 Dr. Patricia Oshea, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 991-0102 Dr. Patrick Brennan, M.D., PH.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-9850 Dr. Patrick Cheney, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 754-4677 Dr. Patrick Elliott, M.D.,Boston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Patrick FieldBoston, MA · $3,953 in drug and device payments (2025) ·
(617) 414-5951 Dr. Patrick Malecha, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 643-0596 Dr. Patrick Smithedajkul, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-3874 Dr. Patty Yoffe, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 654-7266 Dr. Paula Valencia-rey, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 414-3779 Dr. Paul Black, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 414-5881 Dr. Paul ChuBoston, MA · $14 in drug and device payments (2025) · Telehealth ·
(617) 754-9600 Dr. Paul Currier, M.D.Boston, MA · $94 in drug and device payments (2025) · Telehealth ·
(617) 726-1721 Dr. Paul Cusick, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-6620 Dr. Paul Duncan, M.D.Boston, MA · $52 in drug and device payments (2025) · Telehealth ·
(617) 636-5400 Dr. Paulette Chandler, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-6660 Dr. Paul Fallon, MDBoston, MA · No drug or device payments recorded (2025) ·
(857) 654-1000 Dr. Paul Hesterberg, MDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 726-3850 Dr. Paul Hoover, M.D., PH.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 723-5500 Dr. Paul Huang, MD PHDBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 643-4963 Dr. Paul KimBoston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 724-6300 Dr. Paul Long, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-4376 Dr. Paul Simmons, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 724-8059 Dr. Payel Roy, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 638-6500 Dr. Pedro Emilio Perez-cruz, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 726-7859 Dr. Pei-ling Chang, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 414-5951 Dr. Perla Macip Rodriguez, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 414-7399 Dr. Peter Ankomah, MD, PHDBoston, MA · $7,939 in drug and device payments (2025) ·
(617) 724-8400 Dr. Peter Castaldi, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 636-5000 Dr. Peter Dorschner, M.D.Boston, MA · $25 in drug and device payments (2025) · Telehealth ·
(617) 732-5500 Dr. Peter Gonzalez, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(857) 307-2200 Dr. Peter Gross, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-2374 Dr. Peter Li, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 636-5000 Dr. Peter Massicott, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 432-1370 Dr. Peter Olds, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 732-5500 Dr. Peter Rohloff, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 732-5775 Dr. Peter Sanchez, M.D.Boston, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 732-8200 Dr. Peter Slavin, MDBoston, MA · No drug or device payments recorded (2025) ·
(617) 726-3456 Dr. Peter Smith, MDBoston, MA · No drug or device payments recorded (2025) ·
(857) 654-1000 Dr. Peter Trinh, MD, MBABoston, MA · No drug or device payments recorded (2025) ·
(617) 726-2000 Dr. Peter Weller, M.D.Boston, MA · $24,875 in drug and device payments (2025) ·
(617) 735-4110 Dr. Philip Cefalo, M.D.Boston, MA · No drug or device payments recorded (2025) ·
(617) 638-8000 Conditions Internal Medicine providers in Massachusetts commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Internal Medicine providers. Individual practices vary, so confirm with the provider before booking.
- High blood pressure
- Type 2 diabetes
- High cholesterol
- Preventive care
- Chronic disease management
Common questions
How many Internal Medicine providers are in Massachusetts?There are 6,796 Internal Medicine providers with active NPI records practicing in Massachusetts, according to federal NPPES data refreshed monthly.
Do Internal Medicine providers in Massachusetts offer telehealth?Yes. 1,960 of the 6,796 Internal Medicine providers in Massachusetts (about 29%) report offering telehealth services in CMS data.
Which cities in Massachusetts have the most Internal Medicine providers?Boston (2,322), Worcester (443), Cambridge (299) have the highest concentration of Internal Medicine providers in Massachusetts.
How many Internal Medicine providers in Massachusetts received drug or device company payments?1,344 of 6,796 Internal Medicine providers in Massachusetts (20%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Internal Medicine providers in Massachusetts treat?Internal Medicine providers commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management and related conditions. Individual practices vary, so confirm with the provider before booking.
Where does this data come from?Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
Do most Internal Medicine Doctors in Massachusetts work in independent practices or large health systems?Among 3,721 Internal Medicine Doctors in Massachusetts enrolled in Medicare, 10% bill through a solo or small practice with fewer than 10 clinicians, 11% through a mid-size group of 10 to 99, and 79% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Internal Medicine Doctors in Massachusetts work at?According to CMS facility affiliation records, the Massachusetts hospitals where the most Internal Medicine Doctors hold privileges are Brigham and Women's Hospital in Boston; Massachusetts General Hospital in Boston; Beth Israel Deaconess Medical Center in Boston.
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